Five armed robberies were reported across Brentwood during a roughly one-hour period between 8:20 p.m. and 9:30 p.m., according to Brentwood police Sgt. Walter O'Grodnick.
The first robbery occurred around 8:20 p.m. in a parking lot outside of the Streets of Brentwood shopping center, followed by a second robbery reported around 9:15 p.m. near the intersection of Presidio and Roundhill drives, according to police.
Three additional armed robberies were reported over the following 15 minutes in the area of Balfour Road and West Country Club Drive, in the 300 block of Essex Drive and about half a mile away in the 800 block of Minnesota Avenue, police said.
In each of the incidents, at least two suspects robbed the victims at gunpoint and made off with their cellphones and other personal items, according to police.
Police said the suspects used pepper spray on the victims during two of the robberies, and that one victim suffered an abrasion to the knee after falling while trying get away from the suspects. None of the victims required hospitalization.
Investigators believe at least two and as many as four suspects were involved in the robberies, according to police Lt. Joe Silva. Police said suspect descriptions varied, but that suspects in each of the robberies were described as black males in their teens to early 20s wearing dark clothing and dark hooded sweatshirts at the time of the robberies.
Victims in two of the robberies described the suspect vehicle as a black sedan, possibly a Mazda or Dodge Charger, with LED tail lights, according to police.
Anyone with information about the robberies is asked to call Brentwood police Detective George Aguirre at (925) 809-7726 during regular business hours or (925) 778-2441 after 5 p.m.